A 1049 S31200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 1049 S31200

SAE A 1049 S31200

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This page is mainly introduced the A 1049 S31200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 1049 S31200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless Steel Forgings, Ferritic/Austenitic (Duplex), for Pressure Vessels and Related Components

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Mn   2.00
Si   1.00
P   0.045
S   0.03
Cr 24.00  26.00
Ni 5.50  6.50
Mo 1.20  2.00
N 0.14  0.20

Mechanical Properties

Tensile strength 791~387 σb/MPa
Yield Strength 537 σ 0.2 ≥/MPa
Elongation 75 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 876~922 -
HRC 30 -

Physical Properties

Thermal expansion 74-52 e-6/K
Thermal conductivity 12-29 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4758-9416 째C
Density 5907-9172 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
A 1049 S31200 Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download